potassium;benzenethiolate

Conditions: temp:50.01; pressure:0.00; stir:; See reaction.notes.procedure_details.

Procedure: A mixture of 6,8-difluoro-3,4-dihydro-2H-naphthalen-1-one (1.0 gram, 5.5 moles) and potassium thiophenolate (0.81 gram, 5.5 mmole) in 4 mL DMSO was heated at 50° C. for 0.5 hour. The mixture was diluted with 30 mL 0.1N hydrochloric acid and then it was extracted with 50 mL diethyl ether. The organic phase was washed with water, dried (magnesium sulfate) and concentrated under reduced pressure. 8-Fluoro-6-phenylsulfanyl-3,4-dihydro-2H-naphthalen-1-one was obtained by recrystallization of the residue from ethyl acetate/hexane, 0.871 gram (58%), m.p. 112-113° C., M+H=273. it was extracted with 50 mL diethyl ether The organic phase was washed with water dried (magnesium sulfate) concentrated under reduced pressure

Conditions: temp:0.00; pressure:0.00; stir:; See reaction.notes.procedure_details.

Procedure: A solution of 5-bromo-2-pyridone (17.3 g 0.1 mole) in N-methylpyrrolidinone (250 ml.) and potassium thiophenoxide (18.1 g, 0.12 mole) is heated at reflux for 12 hours under a nitrogen atmosphere. The reaction mixture is cooled and diluted with water. The product is collected by filtration, washed with water and dried to yeild 5-(phenylthio)-2-pyridone. at reflux for 12 hours under a nitrogen atmosphere The reaction mixture is cooled The product is collected by filtration washed with water dried to yeild 5-(phenylthio)-2-pyridone

Conditions: temp:50.01; pressure:0.00; stir:; See reaction.notes.procedure_details.

Procedure: A mixture of 6,8-difluoro-3,4-dihydro-2H-naphthalen-1-one (1.0 gram, 5.5 moles) and potassium thiophenolate (0.81 gram, 5.5 mmole) in 4 mL DMSO was heated at 50° C. for 0.5 hour. The mixture was diluted with 30 mL 0.1N hydrochloric acid and then it was extracted with 50 mL diethyl ether. The organic phase was washed with water, dried (magnesium sulfate) and concentrated under reduced pressure. 8-Fluoro-6-phenylsulfanyl-3,4-dihydro-2H-naphthalen-1-one was obtained by recrystallization of the residue from ethyl acetate/hexane, 0.871 gram (58%), m.p. 112-113° C., M+H=273. it was extracted with 50 mL diethyl ether The organic phase was washed with water dried (magnesium sulfate) concentrated under reduced pressure

Conditions: temp:50.01; pressure:0.00; stir:; See reaction.notes.procedure_details.

Procedure: A mixture of 6,8-difluoro-3,4-dihydro-2H-naphthalen-1-one (1.0 gram, 5.5 moles) and potassium thiophenolate (0.81 gram, 5.5 mmole) in 4 mL DMSO was heated at 50° C. for 0.5 hour. The mixture was diluted with 30 mL 0.1N hydrochloric acid and then it was extracted with 50 mL diethyl ether. The organic phase was washed with water, dried (magnesium sulfate) and concentrated under reduced pressure. 8-Fluoro-6-phenylsulfanyl-3,4-dihydro-2H-naphthalen-1-one was obtained by recrystallization of the residue from ethyl acetate/hexane, 0.871 gram (58%), m.p. 112-113° C., M+H=273. it was extracted with 50 mL diethyl ether The organic phase was washed with water dried (magnesium sulfate) concentrated under reduced pressure

Conditions: temp:50.01; pressure:0.00; stir:; See reaction.notes.procedure_details.

Procedure: A mixture of 6,8-difluoro-3,4-dihydro-2H-naphthalen-1-one (1.0 gram, 5.5 moles) and potassium thiophenolate (0.81 gram, 5.5 mmole) in 4 mL DMSO was heated at 50° C. for 0.5 hour. The mixture was diluted with 30 mL 0.1N hydrochloric acid and then it was extracted with 50 mL diethyl ether. The organic phase was washed with water, dried (magnesium sulfate) and concentrated under reduced pressure. 8-Fluoro-6-phenylsulfanyl-3,4-dihydro-2H-naphthalen-1-one was obtained by recrystallization of the residue from ethyl acetate/hexane, 0.871 gram (58%), m.p. 112-113° C., M+H=273. it was extracted with 50 mL diethyl ether The organic phase was washed with water dried (magnesium sulfate) concentrated under reduced pressure

Conditions: temp:50.01; pressure:0.00; stir:; See reaction.notes.procedure_details.

Procedure: A mixture of 6,8-difluoro-3,4-dihydro-2H-naphthalen-1-one (1.0 gram, 5.5 moles) and potassium thiophenolate (0.81 gram, 5.5 mmole) in 4 mL DMSO was heated at 50° C. for 0.5 hour. The mixture was diluted with 30 mL 0.1N hydrochloric acid and then it was extracted with 50 mL diethyl ether. The organic phase was washed with water, dried (magnesium sulfate) and concentrated under reduced pressure. 8-Fluoro-6-phenylsulfanyl-3,4-dihydro-2H-naphthalen-1-one was obtained by recrystallization of the residue from ethyl acetate/hexane, 0.871 gram (58%), m.p. 112-113° C., M+H=273. it was extracted with 50 mL diethyl ether The organic phase was washed with water dried (magnesium sulfate) concentrated under reduced pressure

Conditions: temp:50.01; pressure:0.00; stir:; See reaction.notes.procedure_details.

Procedure: A mixture of 6,8-difluoro-3,4-dihydro-2H-naphthalen-1-one (1.0 gram, 5.5 moles) and potassium thiophenolate (0.81 gram, 5.5 mmole) in 4 mL DMSO was heated at 50° C. for 0.5 hour. The mixture was diluted with 30 mL 0.1N hydrochloric acid and then it was extracted with 50 mL diethyl ether. The organic phase was washed with water, dried (magnesium sulfate) and concentrated under reduced pressure. 8-Fluoro-6-phenylsulfanyl-3,4-dihydro-2H-naphthalen-1-one was obtained by recrystallization of the residue from ethyl acetate/hexane, 0.871 gram (58%), m.p. 112-113° C., M+H=273. it was extracted with 50 mL diethyl ether The organic phase was washed with water dried (magnesium sulfate) concentrated under reduced pressure

Conditions: temp:0.00; pressure:0.00; stir:; See reaction.notes.procedure_details.

Procedure: A solution of 5-bromo-2-pyridone (17.3 g 0.1 mole) in N-methylpyrrolidinone (250 ml.) and potassium thiophenoxide (18.1 g, 0.12 mole) is heated at reflux for 12 hours under a nitrogen atmosphere. The reaction mixture is cooled and diluted with water. The product is collected by filtration, washed with water and dried to yeild 5-(phenylthio)-2-pyridone. at reflux for 12 hours under a nitrogen atmosphere The reaction mixture is cooled The product is collected by filtration washed with water dried to yeild 5-(phenylthio)-2-pyridone

Conditions: temp:50.01; pressure:0.00; stir:; See reaction.notes.procedure_details.

Procedure: A mixture of 6,8-difluoro-3,4-dihydro-2H-naphthalen-1-one (1.0 gram, 5.5 moles) and potassium thiophenolate (0.81 gram, 5.5 mmole) in 4 mL DMSO was heated at 50° C. for 0.5 hour. The mixture was diluted with 30 mL 0.1N hydrochloric acid and then it was extracted with 50 mL diethyl ether. The organic phase was washed with water, dried (magnesium sulfate) and concentrated under reduced pressure. 8-Fluoro-6-phenylsulfanyl-3,4-dihydro-2H-naphthalen-1-one was obtained by recrystallization of the residue from ethyl acetate/hexane, 0.871 gram (58%), m.p. 112-113° C., M+H=273. it was extracted with 50 mL diethyl ether The organic phase was washed with water dried (magnesium sulfate) concentrated under reduced pressure

Conditions: temp:50.01; pressure:0.00; stir:; See reaction.notes.procedure_details.

Procedure: A mixture of 6,8-difluoro-3,4-dihydro-2H-naphthalen-1-one (1.0 gram, 5.5 moles) and potassium thiophenolate (0.81 gram, 5.5 mmole) in 4 mL DMSO was heated at 50° C. for 0.5 hour. The mixture was diluted with 30 mL 0.1N hydrochloric acid and then it was extracted with 50 mL diethyl ether. The organic phase was washed with water, dried (magnesium sulfate) and concentrated under reduced pressure. 8-Fluoro-6-phenylsulfanyl-3,4-dihydro-2H-naphthalen-1-one was obtained by recrystallization of the residue from ethyl acetate/hexane, 0.871 gram (58%), m.p. 112-113° C., M+H=273. it was extracted with 50 mL diethyl ether The organic phase was washed with water dried (magnesium sulfate) concentrated under reduced pressure

Conditions: temp:50.01; pressure:0.00; stir:; See reaction.notes.procedure_details.

Procedure: A mixture of 6,8-difluoro-3,4-dihydro-2H-naphthalen-1-one (1.0 gram, 5.5 moles) and potassium thiophenolate (0.81 gram, 5.5 mmole) in 4 mL DMSO was heated at 50° C. for 0.5 hour. The mixture was diluted with 30 mL 0.1N hydrochloric acid and then it was extracted with 50 mL diethyl ether. The organic phase was washed with water, dried (magnesium sulfate) and concentrated under reduced pressure. 8-Fluoro-6-phenylsulfanyl-3,4-dihydro-2H-naphthalen-1-one was obtained by recrystallization of the residue from ethyl acetate/hexane, 0.871 gram (58%), m.p. 112-113° C., M+H=273. it was extracted with 50 mL diethyl ether The organic phase was washed with water dried (magnesium sulfate) concentrated under reduced pressure

Conditions: temp:50.01; pressure:0.00; stir:; See reaction.notes.procedure_details.

Procedure: A mixture of 6,8-difluoro-3,4-dihydro-2H-naphthalen-1-one (1.0 gram, 5.5 moles) and potassium thiophenolate (0.81 gram, 5.5 mmole) in 4 mL DMSO was heated at 50° C. for 0.5 hour. The mixture was diluted with 30 mL 0.1N hydrochloric acid and then it was extracted with 50 mL diethyl ether. The organic phase was washed with water, dried (magnesium sulfate) and concentrated under reduced pressure. 8-Fluoro-6-phenylsulfanyl-3,4-dihydro-2H-naphthalen-1-one was obtained by recrystallization of the residue from ethyl acetate/hexane, 0.871 gram (58%), m.p. 112-113° C., M+H=273. it was extracted with 50 mL diethyl ether The organic phase was washed with water dried (magnesium sulfate) concentrated under reduced pressure